C1637 Numerical Deduction

After making up his mind, Zuo Feng walked into the courtyard again almost at the same time. At the same time, Zuo Feng's expression surprised both Shi Jian and Shi Kun.

There were no signs of depression or dejection on Zuo Feng's face. There was also a hint of calmness hidden in his indifference. In addition to the determination in his eyes, there seemed to be a sense of excitement